20 PC ALLEN T HANDLE WRENCH METRIC SAE ALEN HEX KEY SET 

Metric 
Sizes 2mm, 2.5mm, 3mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 8mm, 10mm 

SAE 
Sizes 3/32 in., 7/64 in., 1/8 in., 9/64 in., 5/32 in., 3/16 in., 7/32 in., 1/4 in., 5/16 in., 3/8 in.
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